Flora of North America species comparison

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Braya humilis subsp. ellesmerensis
Photo is of parent taxon
Stems

usually ascending (prostrate in fruit), unbranched, 0.3–1.6 dm, moderately pubescent.
Leaves

blade margins pinnatifid or entire, surfaces moderately pubescent.
Flowers

petals white or purple-tinged, (3–)4–5.6 × (1.3–)2–3.3(–3.8) mm.
Fruits

usually fertile and fully developed, not or weakly torulose, (1–)1.2–1.8(–2) mm wide;

septum often fenestrate (with circular perforations at regular intervals longitudinally or with a narrow, elliptical, longitudinal split at base or both).
2n

= 42.

Braya humilis subsp. ellesmerensis
Phenology Flowering Jun–Jul, fruiting Jul–Aug.
Habitat Sand, clay, and gravel slopes and plains
Elevation 0-200 m (0-700 ft)
Distribution
from FNA
NU
[BONAP county map]
Discussion

Prostrate fruiting stems, exceptionally broad, non-torulose fruits, and fenestrate silique septae distinguish subsp. ellesmerensis from other subspecies of Braya humilis. It is known only from northern Ellesmere Island.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 7, p. 550.
Parent taxa Brassicaceae > tribe Euclidieae > Braya > Braya humilis
Sibling taxa
B. humilis subsp. humilis, B. humilis subsp. maccallae, B. humilis subsp. porsildii
Name authority J. G. Harris: Novon 16: 345. (2006)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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